Canon iR8500 Service Manual page 699

SERVICE MODE
COPIER>ADJUST
<ADJ-XY>
Use it to adjust the image read start position.
If you have cleared the RAM on the reader controller PCB or replaced the reader control-
ler PCB, enter the setting indicated on the service label.
ADJ-X
Use it to adjust the image read start position (main scanning direction).
Range of
adjustment iR8500: 0 to 2970
iR7200: 250 to 290
(1 being equal to 0.1mm)
ADJ-Y
Use it to adjust the image read start position (sub scanning direction).
Range of
adjustment iR8500: 0 to 1000
iR7200: 100 to 400
(1 being equal to 0.1mm)
S-56
• Be sure to perform it before adjusting the margin.
• Do not use it to create a margin.
Vertical size plate
Standard white plate
Lower setting
Lower setting
Higher setting
Vertical size plate
COPYRIGHT© 2001 CANON INC.
Copyboard glass
Higher setting
F00-203-03
Read start position
Original
F00-203-04
2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001